IntelliJ IDEA 2016.1 Help

JavaScript-Specific Guidelines

IntelliJ IDEA enables creating rich Internet applications and Web applications by providing elaborate support
of JavaScript and tight integration with AJAX
and other adjacent frameworks and technologies.

Prerequisites

Before you start working with JavaScript, make sure that JavaScript Support plugin is enabled.
The plugin is bundled with IntelliJ IDEA and activated by default. If it is not, enable the plugin as described in the section Enabling and Disabling Plugins.

JavaScript support

JavaScript files are marked with icon.

JavaScript support in IntelliJ IDEA includes:

Switching between JavaScript language versions to choose the one that suits the targeted browser:

To develop an application that contains JavaScript

Developing an application that contains JavaScript, generally, includes performing the following steps:

Make sure the JavaScript Support plugin is enabled. The plugin is bundled with IntelliJ IDEA and activated by default.
If it is not, enable the plugin.
Make sure the JavaScript Support plugin is enabled. The plugin is bundled with IntelliJ IDEA and activated by default.
If it is not, enable the plugin.
Make sure the JavaScript Support plugin is enabled.
The plugin is bundled with IntelliJ IDEA and activated by default.
If the plugin is not activated, enable it on the Plugins page of the Settings / Preferences Dialog as described in Enabling and Disabling Plugins.